Vibrator



FIG. 1 is a perspective view of a vibrator with the ornamental design;

FIG. 2 is a top plan view of the vibrator of FIG. 1;

FIG. 3 is a bottom plan view of the vibrator of FIG. 1;

FIG. 4 is a side elevation view of the vibrator of FIG. 1;

FIG. 5 is a front elevation view of the vibrator of FIG. 1; and,

FIG. 6 is a rear elevation view of the vibrator of FIG. 1. 

CLAIM The ornamental design for a vibrator, as shown and described. 